Contradiction with Exodus 20:14
Proverbs 7:19 suggests an opportunity for unfaithfulness, whereas Exodus 20:14 commands fidelity by prohibiting adultery.
Exodus 20:14: Thou shalt not commit adultery.
Contradiction with Matthew 5:28
Proverbs 7:19 implies a chance for infidelity, while Matthew 5:28 warns that even lustful thoughts are adulterous.
Matthew 5:28: But I say unto you, That whosoever looketh on a woman to lust after her hath committed adultery with her already in his heart.
Contradiction with Hebrews 13:4
Proverbs 7:19 hints at a husband's absence as a chance for adultery, yet Hebrews 13:4 emphasizes that marriage should be honored and the marriage bed kept pure.
Hebrews 13:4: Marriage [is] honourable in all, and the bed undefiled: but whoremongers and adulterers God will judge.